Gabrielle Dorn, MSN, FNP-C
Family Nurse Practitioner · Rockville, MD
At a glance
1 Research Ct Ste 450, Rockville, MD 20850-6252
NPPES record updated Apr 22, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1 Research Ct Ste 450Rockville, MD 20850-6252
Additional reported practice locations
65 W 36Th St Fl 11 Office 11-05New York, NY 100187936
Phone: 8888033370
Fax: 8888033331 2175 Nw Raleigh St Ste 110
Portland, OR 972102392
Phone: 2175110972
Fax: 8888033331
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2018
- CMS specialties
- Nurse Practitioner
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Nurse Practitioner
- Taxonomy code
- 363LF0000X
- Enumeration date
- Oct 18, 2018
- Record updated
- Apr 22, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MSN, FNP-C
Reported taxonomies and licenses
363LF0000X
License reported: 201910216NP-PP OR
363LF0000X
License reported: 0024193584 VA
363LF0000X · Primary
License reported: 830829 NY
363LF0000X
License reported: R201501 MD
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1 Research Ct Ste 450Rockville, MD 20850-6252
- Phone
- (888) 803-3370
- Fax
- (888) 803-3331
Mailing address
426 JENNELLE RDCHRISTIANSBURG, VA 240737906
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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